comb-footed spider
US /ˈkoʊmˌfʊtɪd ˈspaɪdər/
UK /ˈkoʊmˌfʊtɪd ˈspaɪdər/

1.
a spider of the family Theridiidae, typically having a comb of bristles on the hind legs used for manipulating silk, and including the widow spiders.
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The tiny comb-footed spider spun an intricate web in the corner of the shed.
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Many comb-footed spiders are known for their ability to build irregular, tangled webs.